501 2nd Street

1. 1985

   Built.

2. Aug 1985

   Permit 8508474 $$$ $1

   Revision to addendum 3 of 8210054.

3. Apr 1986

   Permit 8604990 $$$ $800,000

   Tenant improvement, gypsem wall board partitions, lighting.

4. Jul 2007

   Permit 200707055991 $$$ $450,000

   Common area improvement on the 2nd, 3rd, 4th, 5th, 6th and 7th floors.

5. Sep 2009

   Permit 200909237484 $$$ $315,000

   Remove and replace 2 rooftop ac. units (9 and 10) in kind. same ht & wt. smoke detection to be replaced. connection to fire alarm system under separate permit.

6. Aug 2010

   Permit 201008309857 $$$ $353,370

   Reroofing.

7. Dec 2011

   Permit 201112070226 $$$ $800,000

   Tenant improvement on the 7th fl. new partitions, doors, millwork, finish. mechanical electrical, plumbing fire/life safety separate permits.

8. Dec 2011

   Permit 201112130585 $$$ $450,000

   Suite #350-demolition of interior partitions, new partitions ceiling, flooring, new conference rooms, offices coffee area including mechanical and electrical.

9. May 2012

   Permit 201205180754 $$$ $600,000

   6th floor: t.i. to demolition and construct non structural partitions, doors, frames, ceiling fixtures mill work and finishes. mechanical/electrical/sprinkler/l.s. under seperate permit.

10. Jan 2013

    Permit 201301178221 $$$ $370,000

    3rd floor-demolition of existing non load bearing interior partitions, non-core doors, ceiling grids, light fixtures, millwork & floor finishes.

11. Jun 2013

    Permit 201306109048 $$$ $600,000

    3rd floor ste 310 - demolition of existing ceiling heights and full height partitions construction of new ceiling height and fill height partitions. mep, life safety, sprinkler under sep permit.

12. Sep 2013

    Permit 201309308083 $$$ $500,000

    Tenant improvement to include new non structural partitions, new finishes, relocation of existing lighting, new kitchen cabinets, appliances & fixtures. new conference room.

13. Jul 2015

    Permit 201507292754 $$$ $472,000

    Construction of new full height partitions, doors, glazing, millwork & finishes. l/s, mep under separate permit. n/a ordinance #155-13.

14. Dec 2017

    Issued Permit 201712186697 $$$ $693,000

    Tenant improvement 7th fl to consist of demolition on non load bearing partitions, floors, ceilings, finishes. construction of new non load bearing partitions, finishes, lighting maher not req.

15. Jan 2018

    Issued Permit 201801198998 $$$ $653,701

    2nd floor: non struct demolition new non-struct partitions, ceiling & lights, millwork, electrical finishes. no change in occupancy, use area. mep under sep permit maher na.

16. Jun 2019

    Permit 201906062676 $$$ $473,858

    2nd and 6th floor: demolition existing ceiling height partitions, construction of new partial height partitions, nw ceiling, assoc. electrical power/lighting, distribution, assoc. mechanical. system assoc. life safty, assoc. ada path of travel, upgrades. mep under seperate permit. n/a for maher.

17. Sep 2019

    Permit 201909091063 $$$ $340,000

    2nd fl - tenant improvement to include demolition of non load bearing partitons, construction of new non load bearing partitions. new millwork and finishes. mep, fire life safety under sep permit maher not req.

18. Feb 2020

    Permit 202002215043 $$$ $450,000

    Suite 550. interior demolition of e partitions, ceiling, millwork, and finishes. new full height partitions, ceiling, millwork, finishes. mep sep permit.

19. Nov 2023

    Permit 202311160961 $$$ $539,280

    Ste 600: t.i. demolition full height partitions, construct new partitions, doors, millwork, mep. demising new ste 600, ste 615 and base buidling corridor.

20. May 2024

    Permit 202405202435 $$$ $345,000

    6th fl/ ste 615. t.i. n) partitions, millwork, glazing, finishes, power/lighting/mechanical distribution. all non-structural.

21. Dec 2024

    Permit 202412307505 $$$ $199,600

    Suite 550- ti to include demolition of non structural partition and ceilings. construction of new partitions celing power and finishes.

22. Dec 2024

    Permit 202412307500 $$$ $216,000

    Suite 575- ti to include demolition of non structural partition and ceilings. construction of new partitions celing power and finishes.

23. Oct 2025

    Permit 202510026586 $$$ $150,000

    Suite 350: tenant improvement to include demolition of non structural partitions and ceiling. construction of new ceiling, power and finishes. mep, fire/life safety and fire sprinklers to be submitted separately.

24. Oct 2025

    Permit 202510107210 $$$ $150,000

    (ste #710/7th floor) tenant improvement to include demolition of non-structural wall partitions to ceiling, construction of new ceiling, power, and finishes. to be submitted under a separate permit: mechanical, electrical, plumbing, fire/life safety and fire sprinklers.

25. Sep 2026

    Filed Permit 202609148101 $$$ $520,146

    Ste 415 tenant improvement to include demolition of non-structural partitions & ceiling partitions, ceiling power and finishes. corridor and elevator lobby scope to include new finishes. mep/fire alarm systems/fire sprinklers/ signage deferred.

DBI holds 530 permits for this parcel, most of them tenant improvements on individual floors. The timeline shows the 24 largest by stated cost, plus the earliest on file; the DBI query in the sources below returns all 530. 16 of them are nominal $1 street-space or sidewalk permits. 1 expired permit is not shown. The South of Market historic resource survey of 2007–2010 dates the building here to 1925; the assessor gives 1985.